class RDoc::Context

def add_module_alias from, name
  to_name = child_name name
  unless @done_documenting then
    if from.module? then
      RDoc::TopLevel.modules_hash
    else
      RDoc::TopLevel.classes_hash
    end[to_name] = from
    if from.module? then
      @modules
    else
      @classes
    end[name] = from
  end
  from
end